/*
 * Copyright 2022 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package androidx.health.connect.client.records

import androidx.health.connect.client.records.metadata.Metadata
import java.time.Duration
import java.time.Instant
import java.time.ZoneOffset

/** Captures user's menstruation periods. */
class MenstruationPeriodRecord(
    override val startTime: Instant,
    override val startZoneOffset: ZoneOffset?,
    override val endTime: Instant,
    override val endZoneOffset: ZoneOffset?,
    override val metadata: Metadata = Metadata.EMPTY,
) : IntervalRecord {

    init {
        require(startTime.isBefore(endTime)) { "startTime must be before endTime." }

        require(Duration.between(startTime, endTime) <= MAX_DURATION) {
            "Period must not exceed 31 days"
        }
    }

    /*
     * Generated by the IDE: Code -> Generate -> "equals() and hashCode()".
     */
    override fun equals(other: Any?): Boolean {
        if (this === other) return true
        if (other !is MenstruationPeriodRecord) return false

        if (startTime != other.startTime) return false
        if (startZoneOffset != other.startZoneOffset) return false
        if (endTime != other.endTime) return false
        if (endZoneOffset != other.endZoneOffset) return false
        if (metadata != other.metadata) return false

        return true
    }

    /*
     * Generated by the IDE: Code -> Generate -> "equals() and hashCode()".
     */
    override fun hashCode(): Int {
        var result = startTime.hashCode()
        result = 31 * result + (startZoneOffset?.hashCode() ?: 0)
        result = 31 * result + endTime.hashCode()
        result = 31 * result + (endZoneOffset?.hashCode() ?: 0)
        result = 31 * result + metadata.hashCode()
        return result
    }

    override fun toString(): String {
        return "MenstruationPeriodRecord(startTime=$startTime, startZoneOffset=$startZoneOffset, endTime=$endTime, endZoneOffset=$endZoneOffset, metadata=$metadata)"
    }

    private companion object {
        private val MAX_DURATION = Duration.ofDays(31)
    }
}
